HP9831 operating manual

[Joe R.]

At 01:31 AM 8/27/05 +0100, you wrote:
>> 
>> At 04:24 PM 8/26/05, you wrote:
>> >Anyway, while extracting an off-topic device, I came across a ring
>> >binder that I had labelled 'HP9831 Manual' Inside were the 2 volumes of
>> >user documentation for that machine -- the Operating/Programming Manual
>> >and the I/O Manual.
>> 
>> I have at least two other manuals for the 9831:
>> 
>> BASIC Reference (09831-90010)
>> System Test (09831-90031)
>
>Sounds like between us we have the full set :-)
>
>> 
>> >[The HP9831 has similar hardware to the 9825, but has BASIC, not HPL,
in ROM]
>> 
>> Yes, the ROM is removable, so you can interchange the BASIC and HPL
>> ROMs on the same hardware platform.
>
>That depends on the 9825. The later 9825s (I forget the suffix letter -- 
>9825B or something) had no system ROM module slotted in the RHS. The ROMs 
>were on one of the memory boards inside, there was memory mapping logic 
>to allow 64K-ish of RAM _and_ all the ROMs to be present at the same 
>time. With those you can't stick the 9831 ROMs in.


Tony,  have you looked at one of the 9831 OS ROMs?  Do you think it could
be duplicated?

    Joe>